$('#tree2').ace_tree(
				{
					dataSource : treeDataSource2,
					loadingHTML : '<div class="tree-loading"><span class="glyphicon glyphicon-refresh icon-spin blue"></span></div>',
					'open-icon' : 'icon-folder-open',
					'close-icon' : 'icon-folder-close',
					'selectable' : false,
					'selected-icon' : null,
					'unselected-icon' : null
				});
